[Issue 17978] coercion from int to ubyte wrongly accepted

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=17978

Walter Bright <bugzilla at digitalmars.com> changed:

           What    |Removed                     |Added
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             Status|NEW                         |RESOLVED
         Resolution|---                         |INVALID

--- Comment #3 from Walter Bright <bugzilla at digitalmars.com> ---
It's not an error because, by the magic of VRP (Value Range Propagation) no
bits are lost.

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